CVE-2007-1596: Multiple PHP remote file inclusion vulnerabilities in the NFN Address Book (com_nfn_addressbook) 0.4 component

This week

HIGH 9.3DOWNGRADEDOWNGRADE

CVE-2007-1596 is a high-severity flaw (CVSS 9.3) affecting nfn address book, nfn address book. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple PHP remote file inclusion vulnerabilities in the NFN Address Book (com_nfn_addressbook) 0.4 component for Mambo and Joomla! allow remote attackers to execute arbitrary PHP code via a URL in the mosConfig_absolute_path parameter to (1) components/com_nfn_addressbook/nfnaddressbook.php or (2) administrator/components/com_nfn_addressbook/nfnaddressbook.php.

Why this priority

Critical severity
EPSS top 5%: very likely to be exploited
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.3 (High)
EPSS exploit chance	7.9% (top 5%)
CISA exploited list	No
Published	2007-03-22
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: joomla · mambo

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2007-03-22 23:19 UTCPublished CVE record published
2026-06-16 22:37 UTCUpdated Record last modified

joomla nfn address book DOWNGRADE

Affected: 0.4

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.4

1. Check installed version

apt-cache policy nfn-address-book || rpm -q nfn-address-book || nfn-address-book --version

2. No fixed release: DOWNGRADE to a release before 0.4 (Debian / Ubuntu)

apt-cache madison nfn-address-book sudo apt install nfn-address-book=<VERSION_BEFORE_0.4> sudo apt-mark hold nfn-address-book

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list nfn-address-book sudo dnf downgrade nfn-address-book-<VERSION_BEFORE_0.4> sudo dnf versionlock add nfn-address-book

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

mambo nfn address book DOWNGRADE

Affected: 0.4

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.4

1. Check installed version

apt-cache policy nfn-address-book || rpm -q nfn-address-book || nfn-address-book --version

2. No fixed release: DOWNGRADE to a release before 0.4 (Debian / Ubuntu)

apt-cache madison nfn-address-book sudo apt install nfn-address-book=<VERSION_BEFORE_0.4> sudo apt-mark hold nfn-address-book

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list nfn-address-book sudo dnf downgrade nfn-address-book-<VERSION_BEFORE_0.4> sudo dnf versionlock add nfn-address-book

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Mambo Component nfnaddressbook 0.4 - Remote File Inclusion

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2007-1596?

nfn address book: downgrade or apply the listed mitigation; nfn address book: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2007-1596 being exploited?

CVE-2007-1596 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2007-1596 affect?

CVE-2007-1596 affects nfn address book, nfn address book. Severity is high (CVSS 9.3). Multiple PHP remote file inclusion vulnerabilities in the NFN Address Book (com_nfn_addressbook) 0.4 component for Mambo and Joomla! allow remote attackers to execute arbitrary PHP code via a URL in the mosConfig_absolute_path parameter to

How urgent is CVE-2007-1596?

Priority 61/100. Critical severity; EPSS top 5%: very likely to be exploited; Public exploit reference

Software pages

Joomla vulnerabilities · PHP vulnerabilities

References

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